/*
 * Flashlib - QB9 common Flash library
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.qb9.flashlib.prototyping.shapes
{
	import com.qb9.flashlib.geom.Anchor;

	/**
	 * Isosceles triangle shape
	 */

	public class IsoscelesTriangle extends BasicShape
	{
		protected var b:Number;
		protected var h:Number;
		
		public function IsoscelesTriangle(base:Number, height:Number = NaN, config:Object = -1, anchor:Anchor = null)
		{
			b = base;
			h = isNaN(height) ? base : height;
			
			super(config, anchor);
		}
		
		protected override function draw() : void
		{
			var dx:Number = -anchor.u * b;
			var dy:Number = -anchor.v * h;
			
			g.moveTo(0 + dx, h + dy);
			g.lineTo(b / 2 + dx, 0 + dy);
			g.lineTo(b + dx, h + dy);
			g.lineTo(0 + dx, h + dy);
		}
		
	}
}